342400

素因数分解:

$2^7\times 5^2\times {\mathrm{107}}^1$

素因数の和:131

約数の個数: 48

約数和(自身を含む): 853740

約数和(自身を除く): 511340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 107, 128, 160, 200, 214, 320, 400, 428, 535, 640, 800, 856, 1070, 1600, 1712, 2140, 2675, 3200, 3424, 4280, 5350, 6848, 8560, 10700, 13696, 17120, 21400, 34240, 42800, 68480, 85600, 171200, 342400]

約数ペア:

[(1, 342400), (2, 171200), (4, 85600), (5, 68480), (8, 42800), (10, 34240), (16, 21400), (20, 17120), (25, 13696), (32, 10700), (40, 8560), (50, 6848), (64, 5350), (80, 4280), (100, 3424), (107, 3200), (128, 2675), (160, 2140), (200, 1712), (214, 1600), (320, 1070), (400, 856), (428, 800), (535, 640)]